CN218647007U - Arrester centre gripping frock - Google Patents

Arrester centre gripping frock Download PDF

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Publication number
CN218647007U
CN218647007U CN202221723586.0U CN202221723586U CN218647007U CN 218647007 U CN218647007 U CN 218647007U CN 202221723586 U CN202221723586 U CN 202221723586U CN 218647007 U CN218647007 U CN 218647007U
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China
Prior art keywords
arrester
worm
toggle
bearing plate
clamping tool
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CN202221723586.0U
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Chinese (zh)
Inventor
田冰
杨岸青
厍海波
刘扬帆
任志鹏
朱成洋
樊崇
董贝贝
田丽梅
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Jinguan Electric Co ltd
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Jinguan Electric Co ltd
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Priority to CN202221723586.0U priority Critical patent/CN218647007U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

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Abstract

The utility model discloses an arrester clamping tool, which relates to the technical field of arrester detection auxiliary tools and specifically comprises a test bearing plate, wherein the plate body of the test bearing plate is respectively provided with a strip-shaped chute corresponding to the positions of two toggle clamps, a slide block is arranged in each chute in a sliding manner, the two toggle clamps are respectively arranged on the corresponding slide blocks, and the insides of the two chutes are respectively provided with a screw rod in a rotating manner through a bearing along the length direction of the chutes; a worm wheel is integrally formed outside one end of the screw rod, and the worm wheel is connected with a worm in a transmission mode. The utility model discloses on the basis of current arrester toggle centre gripping frock, can make toggle centre gripping frock implement in the horizontal position and slide, the perforation of seting up corresponding the position department of different arrester flange sizes on reunion conductive metal dish and the test loading board to and set up the detachable locating pin in perforating, can make this centre gripping frock be suitable for the centre gripping of not unidimensional arrester flange fixed.

Description

Arrester centre gripping frock
Technical Field
The utility model relates to an arrester detects and assists utensil technical field, specifically is an arrester centre gripping frock.
Background
The arrester is the essential safety transmission of electricity guarantee device in the national grid construction, the production of each arrester all will pass through strict test, the finished product of present arrester detects, because the test is used generally all is super high voltage discharge, for safe operation, the staff often need reduce the detention time in the discharge chamber as far as possible, consequently the fixed general needs of arrester are fixed the arrester in advance on the loading board of test usefulness, then shift to in the lump together with the loading board and detect the indoor quick installation that realizes of discharge.
The test board is mainly divided into two types when the arrester is fixed, one type is the most traditional bolt fixing, a worker aligns screw holes in an arrester flange with bolts, nuts are matched, manual screwing and fixing are carried out, the whole arrester is fixed and disassembled, time and labor are wasted, scratches are easily left on the flange of the arrester when the nuts are screwed, a toggle clamp is adopted in the second type, the arrester is fast-assembled and fixed by matching positioning pins on a bearing plate, and in the fixing structure, the position of a clamping tool part is fixed and has no adjustability, so that the arrester of each type needs a clamping tool corresponding to the type when testing is carried out, the lightning arrester often needs to be stocked by manufacturers for testing bearing plates of various different types, and the testing cost of the arrester can be greatly increased.
SUMMERY OF THE UTILITY MODEL
To the problem that provides to prior art among the above-mentioned background art, the utility model provides a convenient operation, and can adapt to the centre gripping frock of different model arresters.
The lightning arrester clamping tool comprises a test bearing plate and a conductive metal disc fixed at the central position of the top of the test bearing plate and used for placing a lightning arrester flange, wherein toggle clamps are respectively arranged on the test bearing plate on two sides of the conductive metal disc.
In order to facilitate horizontal direction translation adjustment of the toggle clamps and enable the whole clamping tool to be suitable for fixing lightning arrester flanges of different sizes, a strip-shaped sliding groove is formed in each of the positions, corresponding to the two toggle clamps, of the plate body of the test bearing plate, a sliding block is installed inside each sliding groove in a sliding mode, meanwhile, the two toggle clamps are installed on the corresponding sliding blocks respectively, and a screw rod is installed inside each sliding groove in a rotating mode through a bearing along the length direction of each sliding groove; the screw rod penetrates through the sliding block and is in threaded fit with the sliding block; a worm wheel is integrally formed outside one end of the screw rod, and the worm wheel is connected with a worm in a transmission mode.
The disc surface of the conductive metal disc is provided with scale marks matched with lightning arrester flanges of different models by taking the circle center of the conductive metal disc as the center, through holes penetrating through the test bearing plate are formed in each scale mark at equal intervals around the circumference, and positioning pins are installed on the inner side of each through hole.
Furthermore, a rotating cavity is horizontally formed in one end of the sliding groove, the worm wheel is located in the rotating cavity, the worm is vertically and rotatably installed in the rotating cavity, the worm is in transmission fit with the worm wheel, a mounting groove is formed in the other end of the sliding groove, two sealing plates are installed on the notch of the sliding groove through bolts, and a positioning block is integrally formed at the position, corresponding to the mounting groove, of the bottom end of one sealing plate.
The bottom of the mounting groove and the bottom of the positioning block are both designed into arc structures and are matched with the radian of the outer ring of the bearing.
Furthermore, the top end of the worm extends out of the test bearing plate and is provided with a horizontal turntable with a handle, the whole tooth socket of the worm wheel is in an inward-bending arc design, and the bending angle is matched with the arc angle of the spiral groove on the surface of the worm.
Furthermore, the two toggle clamps are symmetrically designed with the center of the conductive metal disc, and the extending direction of the two sliding grooves is consistent with the length direction of the test bearing plate.
Further, the locating pin mainly comprises round pin head, screw thread post and nut, the top of round pin head is the hemisphere design, and the bottom diameter of round pin head and the screw hole on the arrester flange between the adaptation.
The bottom of the threaded column penetrates downwards to the bottom of the test bearing plate from the top of the test bearing plate through a through hole, and the pin head is fixed on the conductive metal disc through a nut.
Furthermore, the chuck vertically arranged at the front end of the toggle clamp is a detachable frustum-shaped solid metal head, a layer of rubber pad is vulcanized on the surface of the chuck, and a hemispherical positioning bulge with the diameter matched with that of the threaded hole in the lightning arrester flange is further integrally formed in the center of the bottom end of the chuck.
Furthermore, an auxiliary rod is horizontally fixed on the side surface of the mounting seat of the toggle clamp.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses on the basis of current arrester toggle centre gripping frock, design cooperation slider through the spout, and the screw rod, the structure cooperation of worm wheel and worm, can make toggle centre gripping frock implement in the horizontal position and slide, and again with the help of the reverse self-locking effect of worm gear transmission structure, can make toggle anchor clamps need not other operations and just can realize automatic positioning after reaching predetermined position, position control for toggle anchor clamps facilitates, and the perforation of seting up corresponding different arrester flange sizes on the recombination conducting metal dish and the test loading board, and set up the detachable locating pin in the perforation, can make the centre gripping that this centre gripping frock is suitable for different size arrester flanges fixed, compare present arrester test and bear centre gripping frock, this centre gripping frock application scope is wider, avoid the centre gripping frock of producer deposit size diverse, can reduce the test cost of arrester.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic sectional view of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic diagram of the top structure of the test carrier plate of the present invention.
In the figure: 1. testing a bearing plate; 2. a lightning arrester flange; 3. a conductive metal disk; 4. a chute; 401. mounting grooves; 5. a rotation chamber; 6. a slider; 7. a screw; 8. a bearing; 9. a worm gear; 10. a worm; 11. a turntable; 12. closing the plate; 121. positioning a block; 13. a toggle clamp; 14. an auxiliary lever; 15. perforating; 16. positioning pins; 131. scale lines are marked.
Detailed Description
Several embodiments of the present invention will be disclosed in the following by way of illustration:
example 1: referring to fig. 1, 2 and 3, the utility model relates to a clamping fixture for an arrester, which comprises a testing bearing plate 1, and a conductive metal disc 3 for placing an arrester flange 2 is fixed at the central position of the top of the testing bearing plate 1, a toggle clamp 13 is respectively arranged on the testing bearing plate 1 at two sides of the conductive metal disc 3, so as to facilitate the horizontal translation adjustment of the toggle clamp 13 and make the whole clamping fixture suitable for the fixation of arrester flanges 2 with different sizes, a strip-shaped chute 4 is respectively arranged at the positions corresponding to the two toggle clamps 13 on the plate body of the testing bearing plate 1, a slide block 6 is slidably arranged in each chute 4, and meanwhile, the two toggle clamps 13 are respectively arranged on the corresponding slide blocks 6, and a screw 7 is rotatably arranged in the two chutes 4 along the length direction of the chute 4 through a bearing 8; the screw 7 passes through the slide block 6 and is in threaded fit with the slide block 6; a worm wheel 9 is integrally formed outside one end of the screw 7, and a worm 10 is connected with the worm wheel 9 in a transmission way.
Difference of example 2 from example 1: the disc surface of the conductive metal disc 3 is provided with scale marks 131 adapted to different types of lightning arrester flanges 2 by taking the circle center of the conductive metal disc 3 as the center, through holes 15 penetrating through the test bearing plate 1 are formed on each scale mark 131 at equal intervals around the circumference, and positioning pins 16 are installed on the inner side of the through holes 15.
The difference between example 3 and example 2: referring to fig. 2 and 3, a rotation cavity 5 is horizontally formed at one end of the chute 4, the worm wheel 9 is located in the rotation cavity 5, the worm 10 is vertically and rotatably installed in the rotation cavity 5, the worm 10 is in transmission fit with the worm wheel 9, an installation groove 401 is formed at the other end of the chute 4, two seal plates 12 are installed on a notch of the chute 4 through bolts, and a positioning block 121 is integrally formed at a position, corresponding to the installation groove 401, of the bottom end of one of the seal plates 12. The bottom of the mounting groove 401 and the bottom of the positioning block 121 are both designed to be arc-shaped and are matched with the radian of the outer ring of the bearing 8.
The difference between example 4 and example 3: referring to fig. 2, in order to facilitate the operator to perform horizontal translational adjustment on the toggle clamp 13, the top end of the worm 10 extends out of the test loading board 1 and is installed with a horizontal rotating disc 11 with a handle, so that the operator rotates the rotating disc 11 through the handle to rotate the worm 10 and finally forms a worm wheel 9 and a worm 10 through the matching of the gear and the thread to drive, thereby realizing the rotation of the screw 7 and finally enabling the sliding block 6 to perform translational sliding inside the sliding chute 4.
Differences between example 5 and example 4: referring to fig. 2, in order to make the linkage between the worm wheel 9 and the worm 10 effective and improve the efficiency and stability of power transmission, the tooth space of the worm wheel 9 is designed to be curved inward, and the curved angle is designed to be matched with the arc angle of the thread groove on the surface of the worm 10, so as to increase the engagement degree between the threads and the tooth space.
Difference of example 6 from example 5: referring to fig. 2, in order to meet the requirement of adjusting the positions of the movable toggle clamps 13 in opposite directions, the adaptive size adjustment of the whole tooling clamp is realized, the two toggle clamps 13 are designed symmetrically with the center of the conductive metal disc 3 as the center, and the extending directions of the two sliding grooves 4 are consistent with the length direction of the test bearing plate 1, when the positions of the toggle clamps 13 need to be adjusted, only the rotating disc 11 needs to be rotated to drive the worm wheel 9 and the worm 10 of the rotating disc, the sliding block 6 can do linear translation motion on the screw 7, and the transmission mechanism of the worm wheel 9 and the worm 10 has a self-locking effect, so that the movement adjustment of the toggle clamps 13 can realize the instant positioning effect of stopping along with adjustment, and a positioning mechanism does not need to be additionally arranged, so that the adjustment of the toggle clamps 13 is more convenient.
Differences between example 7 and example 6: referring to fig. 1, the positioning pin 16 mainly includes a pin head, a threaded post and a nut, in order to facilitate the smooth engagement of the threaded hole on the flange 2 of the arrester with the positioning pin 16, the top end of the pin head forming the positioning pin 16 is designed to be hemispherical, and the diameter of the bottom end of the pin head is designed to be adaptive to the threaded hole on the flange 2 of the arrester, the top end of the threaded post and the middle of the bottom end of the pin head are integrally formed, and the bottom end of the threaded post penetrates downward from the top of the test loading plate 1 to the bottom of the test loading plate 1 through the through hole 15 and fixes the pin head on the conductive metal disc 3 through the nut, when the flanges 2 of arresters with different sizes need to be fixedly clamped, the positioning pin 16 only needs to be taken down from the current through hole 15 and remounted in the through hole 15 at the corresponding position, and the whole operation is simple and convenient.
The difference between example 8 and example 7: referring to fig. 1, in order to improve the practicability of the clamping tool, a detachable frustum-shaped solid metal head is adopted as a clamping head vertically arranged at the front end of a toggle clamp 13, a layer of rubber pad is vulcanized on the surface of the clamping head to prevent the clamping head from scratching the surface of an arrester flange 2, and in order to improve the stability of the toggle clamp 13 when clamping the arrester flange 2, a hemispherical positioning bulge with the diameter matched with that of a threaded hole on the arrester flange 2 is further integrally formed at the central position of the bottom end of the clamping head, when the position of the toggle clamp 13 is adjusted, the positioning bulge at the bottom end of the clamping head only needs to be corresponding to the position of the threaded hole on the arrester flange 2 to fix the same batch of arresters, when the type of arresters is the same, the position of the toggle clamp 13 only needs to be adjusted once, when the toggle clamp 13 is fixed, the positioning bulge at the bottom end of the clamping head can be smoothly nailed into the threaded hole on the arrester flange 2, and finally, the anti-slip and anti-drop effects are realized.
Difference of example 9 from example 8: referring to fig. 1 and 2, in order to facilitate the operator to smoothly fix the chuck of the toggle clamp 13 to the flange 2 of the arrester and to facilitate the handle of the toggle clamp 13 to be more conveniently pressed, an auxiliary rod 14 is horizontally fixed to the side surface of the mounting seat of the toggle clamp 13, and the auxiliary rod 14 can exert an auxiliary force when the toggle clamp 13 is pressed down to clamp and fix the chuck to the flange 2 of the arrester.
The above description is only for the embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (10)

1. The utility model provides an arrester centre gripping frock, includes test loading board (1) to and be fixed with electrically conductive metal dish (3) that are used for placing arrester flange (2) at the central point position at test loading board (1) top, respectively be equipped with a toggle anchor clamps (13), its characterized in that on test loading board (1) of electrically conductive metal dish (3) both sides: the plate body of the test bearing plate (1) is provided with a strip-shaped sliding groove (4) at the position corresponding to the two toggle clamps (13), a sliding block (6) is installed inside each sliding groove (4) in a sliding mode, the two toggle clamps (13) are installed on the corresponding sliding blocks (6), and a screw rod (7) is installed inside each sliding groove (4) in a rotating mode along the length direction of the sliding groove (4) through a bearing (8);
the screw rod (7) penetrates through the sliding block (6) and is in threaded fit with the sliding block (6); a worm wheel (9) is integrally formed outside one end of the screw rod (7), and a worm (10) is connected with the worm wheel (9) in a transmission mode.
2. The arrester clamping tool according to claim 1, characterized in that: the disc surface of the conductive metal disc (3) is provided with scale marks (131) matched with different model lightning arrester flanges (2) by taking the circle center of the conductive metal disc (3) as the center, through holes (15) penetrating through the test bearing plate (1) are formed in each scale mark (131) in an equidistant mode around the circumference, and positioning pins (16) are installed on the inner side of the through holes (15).
3. The arrester clamping tool according to claim 2, characterized in that: rotation chamber (5) have been seted up to the one end level of spout (4), worm wheel (9) are located this rotation chamber (5), and its worm (10) are vertical form and rotate and install in this rotation chamber (5), and its worm (10) and worm wheel (9) transmission fit, a mounting groove (401) have been seted up to the other end of spout (4), two shrouding (12) are installed through the bolt to the notch of spout (4), one of them the position department integrated into one piece that the bottom of shrouding (12) corresponds mounting groove (401) has a locating piece (121).
4. The arrester clamping tool according to claim 3, characterized in that: the bottom of the mounting groove (401) and the bottom of the positioning block (121) are both designed into arc structures and are matched with the radian of the outer ring of the bearing (8).
5. The arrester clamping tool according to claim 4, characterized in that: the top end of the worm (10) extends out of the test bearing plate (1) and is provided with a horizontal turntable (11) with a handle, the whole tooth socket of the worm wheel (9) is in an inward-bending arc design, and the bending angle is matched with the arc angle of the thread groove on the surface of the worm (10).
6. The arrester clamping tool according to claim 5, characterized in that: the two toggle clamps (13) are symmetrically designed by taking the center of the conductive metal disc (3), and the extending directions of the two sliding grooves (4) are consistent with the length direction of the test bearing plate (1).
7. The arrester clamping tool according to claim 6, characterized in that: the positioning pin (16) mainly comprises a pin head, a threaded column and a nut, wherein the top end of the pin head is designed in a hemispherical shape, and the diameter of the bottom end of the pin head is matched with a threaded hole in the lightning arrester flange (2).
8. The arrester clamping tool according to claim 7, characterized in that: the top end of the threaded column and the middle of the bottom end of the pin head are integrally formed, and the bottom end of the threaded column penetrates downwards from the top of the test bearing plate (1) to the bottom of the test bearing plate (1) through a through hole (15) and fixes the pin head on the conductive metal disc (3) through a nut.
9. The arrester clamping tool according to claim 8, characterized in that: the clamping head vertically arranged at the front end of the toggle clamp (13) is a detachable frustum solid metal head, a layer of rubber pad is vulcanized on the surface of the clamping head, and a hemispherical positioning bulge with the diameter matched with that of a threaded hole on the lightning arrester flange (2) is further integrally formed in the center of the bottom end of the clamping head.
10. The arrester clamping tool according to claim 9, characterized in that: an auxiliary rod (14) is horizontally fixed on the side surface of the mounting seat of the toggle clamp (13).
CN202221723586.0U 2022-07-06 2022-07-06 Arrester centre gripping frock Active CN218647007U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221723586.0U CN218647007U (en) 2022-07-06 2022-07-06 Arrester centre gripping frock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221723586.0U CN218647007U (en) 2022-07-06 2022-07-06 Arrester centre gripping frock

Publications (1)

Publication Number Publication Date
CN218647007U true CN218647007U (en) 2023-03-17

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CN202221723586.0U Active CN218647007U (en) 2022-07-06 2022-07-06 Arrester centre gripping frock

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117538673A (en) * 2024-01-09 2024-02-09 山东掌电电力科技有限公司 Multifunctional lightning arrester test device for electric power

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117538673A (en) * 2024-01-09 2024-02-09 山东掌电电力科技有限公司 Multifunctional lightning arrester test device for electric power
CN117538673B (en) * 2024-01-09 2024-03-15 山东掌电电力科技有限公司 Multifunctional lightning arrester test device for electric power

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